Home / 61,250,187.80-91,875,281.70-47,379,577.70

Finding the Fourth Proportional to 61,250,187.80, 91,875,281.70 and 47,379,577.70

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Solution

The fourth proportional to 61,250,187.80, 91,875,281.70 and 47,379,577.70 is: 71,069,366.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,250,187.80 : 91,875,281.70 = 47,379,577.70 : x
  2. Step 2: Convert to fraction form
    61,250,187.80/91,875,281.70 = 47,379,577.70/x
  3. Step 3: Cross multiply
    61,250,187.80x = 91,875,281.70 × 47,379,577.70
  4. Step 4: Simplify right side
    61,250,187.80x = 4,353,012,048,014,538.50
  5. Step 5: Solve for x
    x = 4,353,012,048,014,538.50/61,250,187.80
  6. Step 6: Final answer
    x = 71,069,366.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.